Home / 30,524.86-45,750.38-15,725.70

Finding the Fourth Proportional to 30,524.86, 45,750.38 and 15,725.70

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Solution

The fourth proportional to 30,524.86, 45,750.38 and 15,725.70 is: 23,569.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,524.86 : 45,750.38 = 15,725.70 : x
  2. Step 2: Convert to fraction form
    30,524.86/45,750.38 = 15,725.70/x
  3. Step 3: Cross multiply
    30,524.86x = 45,750.38 × 15,725.70
  4. Step 4: Simplify right side
    30,524.86x = 719,456,672.14
  5. Step 5: Solve for x
    x = 719,456,672.14/30,524.86
  6. Step 6: Final answer
    x = 23,569.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.